how to install sound deadening material in car | ASLONG Guide
# How to Install Sound Deadening Material in Car: A Professional Guide
Installing sound deadening materials in a car effectively reduces road noise, vibrations, and improves audio clarity. For professionals in the sound insulation industry, proper installation ensures maximum performance. Below is a concise, expert-approved method.
1. Choosing the Right Sound Deadening Material
- Butyl-based mats (e.g., ASLONG AcoustiShield): Best for vibration damping.
- Closed-cell foam: Ideal for airborne noise absorption.
- Mass-loaded vinyl (MLV): Blocks low-frequency noise.
- Aluminum-backed materials: Enhance heat resistance and durability.
*Source: SAE International (2022) highlights butyl rubber as the most effective for automotive applications.*
2. Preparing the Car Interior
- Remove panels and trim: Use plastic pry tools to avoid damage.
- Clean surfaces thoroughly: Remove dust, grease, and old adhesives with isopropyl alcohol.
- Measure and cut material: Pre-fit before application to minimize waste.
3. Applying Sound Deadening Material
- Start with large flat areas (doors, floor, trunk): These contribute most to noise.
- Press firmly for adhesion: Use a roller to eliminate air bubbles.
- Layer strategically: Combine butyl mats with foam for full-spectrum noise control.
- Avoid electrical components: Ensure materials don’t interfere with wiring or moving parts.
4. Post-Installation Checks
- Reassemble panels securely: Test for rattles or loose fittings.
- Conduct a road test: Identify any remaining noise hotspots.
Pro Tips for Optimal Results
- Focus on door cavities: A major source of road noise.
- Use 25-50% coverage for weight efficiency: Full coverage isn’t always necessary.
- Prioritize wheel wells and firewall: Critical for engine and tire noise reduction.
For High Quality automotive soundproofing solutions, explore ASLONG’s industry-leading materials. Proper installation ensures long-lasting performance and customer satisfaction.
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FAQs
How to customize products that meet the needs of my industry?
You only need to contact our sales or technical team, we will conduct an in-depth analysis based on your industry needs and provide tailor-made products and solutions. We guarantee to provide you with efficient and accurate services to meet your personalized requirements.
What specific functions can ASLONG's products provide?
Our products cover functions such as insulation, sound insulation, shock absorption, waterproofing and sealing, and are widely used in improving energy efficiency, reducing noise, controlling vibration, protecting equipment, etc., helping customers optimize engineering effects and improve user experience.
What industries are the products provided by ASLONG suitable for?
ASLONG's products are suitable for multiple industries, including air conditioning and HVAC, construction and waterproofing, automobiles and transportation, home appliances and electronics, industrial equipment and machinery, etc. We provide customized solutions for each industry to meet different needs.
Do ASLONG's products meet environmental protection standards?
Yes, all ASLONG products comply with ISO14001 environmental management system certification and global environmental protection standards. We use environmentally friendly materials and are committed to providing sustainable solutions to help customers achieve green development goals.
Does ASLONG provide after-sales service?
Yes, we provide a full range of after-sales services, including technical support, installation guidance, product maintenance and quality tracking, etc., to ensure that each project goes smoothly and continues to perform at its best.

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